NO20042920L - Shutter head for variable bores - Google Patents

Shutter head for variable bores

Info

Publication number
NO20042920L
NO20042920L NO20042920A NO20042920A NO20042920L NO 20042920 L NO20042920 L NO 20042920L NO 20042920 A NO20042920 A NO 20042920A NO 20042920 A NO20042920 A NO 20042920A NO 20042920 L NO20042920 L NO 20042920L
Authority
NO
Norway
Prior art keywords
bores
variable
shutter head
shutter
head
Prior art date
Application number
NO20042920A
Other languages
Norwegian (no)
Inventor
David J Mcwhorter
Jeffrey T Melancon
Original Assignee
Varco Int
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Varco Int filed Critical Varco Int
Publication of NO20042920L publication Critical patent/NO20042920L/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
    • E21B33/062—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E21B33/064—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers specially adapted for underwater well heads

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Pipe Accessories (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
NO20042920A 2003-07-11 2004-07-09 Shutter head for variable bores NO20042920L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48649903P 2003-07-11 2003-07-11
US10/769,022 US6974135B2 (en) 2003-07-11 2004-01-30 Variable bore ram

Publications (1)

Publication Number Publication Date
NO20042920L true NO20042920L (en) 2005-01-12

Family

ID=32872279

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20042920A NO20042920L (en) 2003-07-11 2004-07-09 Shutter head for variable bores

Country Status (4)

Country Link
US (1) US6974135B2 (en)
CA (1) CA2472792C (en)
GB (1) GB2403750B (en)
NO (1) NO20042920L (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7464765B2 (en) * 2005-08-24 2008-12-16 National-Oilwell Dht, L.P. Inner guide seal assembly and method for a ram type BOP system
US8720565B2 (en) 2006-04-25 2014-05-13 National Oilwell Varco, L.P. Tubular severing system and method of using same
US7367396B2 (en) 2006-04-25 2008-05-06 Varco I/P, Inc. Blowout preventers and methods of use
US8424607B2 (en) 2006-04-25 2013-04-23 National Oilwell Varco, L.P. System and method for severing a tubular
US8720564B2 (en) 2006-04-25 2014-05-13 National Oilwell Varco, L.P. Tubular severing system and method of using same
US8844898B2 (en) 2009-03-31 2014-09-30 National Oilwell Varco, L.P. Blowout preventer with ram socketing
US8544538B2 (en) 2010-07-19 2013-10-01 National Oilwell Varco, L.P. System and method for sealing a wellbore
US8540017B2 (en) 2010-07-19 2013-09-24 National Oilwell Varco, L.P. Method and system for sealing a wellbore
US8807219B2 (en) 2010-09-29 2014-08-19 National Oilwell Varco, L.P. Blowout preventer blade assembly and method of using same
GB2488152A (en) * 2011-02-18 2012-08-22 Niall Campbell Hastie Annular sealing and centralising device
KR20150092371A (en) 2011-03-09 2015-08-12 내셔널 오일웰 바르코 엘.피. Method and apparatus for sealing a wellbore
US8979062B2 (en) * 2011-07-28 2015-03-17 Hydril Usa Manufacturing Llc Secondary activation of packer and method
US9777546B2 (en) * 2011-10-20 2017-10-03 Cameron International Corporation Ram packer extraction tool
EP2959096B1 (en) 2013-02-21 2018-05-16 National Oilwell Varco, L.P. Blowout preventer monitoring system and method of using same
US9708876B2 (en) * 2013-12-30 2017-07-18 Cameron International Corporation Ram assemblies for blowout preventers
US9238950B2 (en) 2014-01-10 2016-01-19 National Oilwell Varco, L.P. Blowout preventer with packer assembly and method of using same
US9580988B2 (en) * 2014-12-09 2017-02-28 Hydril USA Distribution LLC Variable ram packer with strain reduction features
US10161212B2 (en) * 2015-11-24 2018-12-25 Cameron International Corporation Packer assembly with multiple different inserts for blowout preventer
GB2567942B (en) * 2016-03-30 2019-12-11 Electrical Subsea & Drilling As Annular blowout preventer
CN110939401A (en) * 2020-01-02 2020-03-31 河北新铁虎石油机械有限公司 Quincunx plate type pressure control device
US11668154B2 (en) 2020-01-06 2023-06-06 Worldwide Oilfield Machine, Inc. Variable bore ram assembly
WO2022031509A1 (en) * 2020-08-04 2022-02-10 Texas Institute Of Science, Inc. Variable bore ram packer and ram-type blowout preventer using same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749078A (en) * 1951-06-26 1956-06-05 Guiberson Corp Well blowout preventer
US3897071A (en) * 1972-04-27 1975-07-29 Hydril Co Annular blowout preventer with variable inside diameter
US3897038A (en) 1973-01-22 1975-07-29 Hydril Co Blowout preventer with variable inside diameter
US3917293A (en) * 1974-06-26 1975-11-04 Hydril Co Controlled closing pattern packing unit for blowout preventer
US4229012A (en) 1978-04-28 1980-10-21 Cameron Iron Works, Inc. Variable bore packer assembly for ram-type blowout preventers
US4444404A (en) * 1982-10-19 1984-04-24 Hydril Company Variable bore ram packing element and blowout preventer
US5005802A (en) 1990-02-01 1991-04-09 Cooper Industries, Inc. Variable bore packer for a ram type blowout preventer
US5294088A (en) * 1992-10-13 1994-03-15 Cooper Industries, Inc. Variable bore packer for a ram-type blowout preventer
US6089526A (en) 1997-05-01 2000-07-18 Stewart & Stevenson Services, Inc. Ram type blowout preventor
US6367804B1 (en) 2000-04-14 2002-04-09 Cooper Cameron Corporation Variable bore ram packer for tapered tubular members in a ram type blowout preventer
US6857634B2 (en) * 2003-02-20 2005-02-22 Varco Shaffer, Inc. BOP assembly with metal inserts

Also Published As

Publication number Publication date
GB0415372D0 (en) 2004-08-11
US6974135B2 (en) 2005-12-13
CA2472792A1 (en) 2005-01-11
GB2403750B (en) 2006-02-08
US20050006087A1 (en) 2005-01-13
GB2403750A (en) 2005-01-12
CA2472792C (en) 2007-09-18

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application